Advanced .NET Remoting by Ingo Rammer (auth.)

By Ingo Rammer (auth.)

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RegisterActivatedClientType( typeof(MyRemoteObject), ''http://localhost:1234/MyServer''); Console. WriteLine (" Client. setValue(42); Console. WriteLine( "Client. ReadLine(); } } } When this code sample is run, you will see the same behavior as when using local objects-the two instances have their own state (Figure 3-9). As expected, on the server two different objects are created (Figure 3-10). 41 Chapter3 Figure 3-9. Client-side output when using CAOs Figure 3 -10. Server-side output when using CAOs Using the Factory Design Pattern From what you've read up to this point, you know that SoapSuds cannot extract the metadata for nondefault constructors.

Soap'')j Console. WriteLine ("Client. getValueO) j Console. ReadLine()j } } } When this sample is running, you see that the client behaves nearly identically to the previous example, but the second object's value has been set using the object's constructor, which is called via the factory (Figure 3-11). On the server a factory object is generated, and each new instance is created using the overioaded getNewlnstanceO method (Figure 3-12). getUalue(): 4711 • a Figure 3-11. Client-side output when using a factory object Figure 3-12.

To allow validation of Customer data, you wi1l extend the ICustomerManager interface to include a validate() method. This method will take a Customer object as a parameter and return another object by value. This returned object contains the status of the validation and explanatory text. As a sample business rule, you will check if the customer has been assigned a first name and last name and is between Oand 120 years old. General Assembly In the General assembly extend the interface ICustomerManager to include the method validateO.

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